diff options
Diffstat (limited to 'drivers/staging/vt6655/bssdb.c')
| -rw-r--r-- | drivers/staging/vt6655/bssdb.c | 1512 |
1 files changed, 0 insertions, 1512 deletions
diff --git a/drivers/staging/vt6655/bssdb.c b/drivers/staging/vt6655/bssdb.c deleted file mode 100644 index 996d3302ce3d..000000000000 --- a/drivers/staging/vt6655/bssdb.c +++ /dev/null @@ -1,1512 +0,0 @@ -/* - * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc. - * All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - * - * File: bssdb.c - * - * Purpose: Handles the Basic Service Set & Node Database functions - * - * Functions: - * BSSpSearchBSSList - Search known BSS list for Desire SSID or BSSID - * BSSvClearBSSList - Clear BSS List - * BSSbInsertToBSSList - Insert a BSS set into known BSS list - * BSSbUpdateToBSSList - Update BSS set in known BSS list - * BSSDBbIsSTAInNodeDB - Search Node DB table to find the index of matched DstAddr - * BSSvCreateOneNode - Allocate an Node for Node DB - * BSSvUpdateAPNode - Update AP Node content in Index 0 of KnownNodeDB - * BSSvSecondCallBack - One second timer callback function to update Node DB info & AP link status - * BSSvUpdateNodeTxCounter - Update Tx attemps, Tx failure counter in Node DB for auto-fall back rate control - * - * Revision History: - * - * Author: Lyndon Chen - * - * Date: July 17, 2002 - * - */ - -#include "ttype.h" -#include "tmacro.h" -#include "tether.h" -#include "device.h" -#include "80211hdr.h" -#include "bssdb.h" -#include "wmgr.h" -#include "datarate.h" -#include "desc.h" -#include "wcmd.h" -#include "wpa.h" -#include "baseband.h" -#include "rf.h" -#include "card.h" -#include "channel.h" -#include "mac.h" -#include "wpa2.h" -#include "iowpa.h" - -/*--------------------- Static Definitions -------------------------*/ - -/*--------------------- Static Classes ----------------------------*/ - -/*--------------------- Static Variables --------------------------*/ -static const unsigned short awHWRetry0[5][5] = { - {RATE_18M, RATE_18M, RATE_12M, RATE_12M, RATE_12M}, - {RATE_24M, RATE_24M, RATE_18M, RATE_12M, RATE_12M}, - {RATE_36M, RATE_36M, RATE_24M, RATE_18M, RATE_18M}, - {RATE_48M, RATE_48M, RATE_36M, RATE_24M, RATE_24M}, - {RATE_54M, RATE_54M, RATE_48M, RATE_36M, RATE_36M} -}; -static const unsigned short awHWRetry1[5][5] = { - {RATE_18M, RATE_18M, RATE_12M, RATE_6M, RATE_6M}, - {RATE_24M, RATE_24M, RATE_18M, RATE_6M, RATE_6M}, - {RATE_36M, RATE_36M, RATE_24M, RATE_12M, RATE_12M}, - {RATE_48M, RATE_48M, RATE_24M, RATE_12M, RATE_12M}, - {RATE_54M, RATE_54M, RATE_36M, RATE_18M, RATE_18M} -}; - -/*--------------------- Static Functions --------------------------*/ - -void s_vCheckSensitivity( - void *hDeviceContext -); - -#ifdef Calcu_LinkQual -void s_uCalculateLinkQual( - void *hDeviceContext -); -#endif - -void s_vCheckPreEDThreshold( - void *hDeviceContext -); -/*--------------------- Export Variables --------------------------*/ - -/*--------------------- Export Functions --------------------------*/ - -/*+ - * - * Routine Description: - * Search known BSS list for Desire SSID or BSSID. - * - * Return Value: - * PTR to KnownBSS or NULL - * - -*/ - -PKnownBSS -BSSpSearchBSSList( - void *hDeviceContext, - unsigned char *pbyDesireBSSID, - unsigned char *pbyDesireSSID, - CARD_PHY_TYPE ePhyType -) -{ - struct vnt_private *pDevice = hDeviceContext; - PSMgmtObject pMgmt = pDevice->pMgmt; - unsigned char *pbyBSSID = NULL; - PWLAN_IE_SSID pSSID = NULL; - PKnownBSS pCurrBSS = NULL; - PKnownBSS pSelect = NULL; - unsigned char ZeroBSSID[WLAN_BSSID_LEN] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; - unsigned int ii = 0; - - if (pbyDesireBSSID != NULL) { - pr_debug("BSSpSearchBSSList BSSID[%pM]\n", pbyDesireBSSID); - if ((!is_broadcast_ether_addr(pbyDesireBSSID)) && - (memcmp(pbyDesireBSSID, ZeroBSSID, 6) != 0)) - pbyBSSID = pbyDesireBSSID; - } - if (pbyDesireSSID != NULL) { - if (((PWLAN_IE_SSID)pbyDesireSSID)->len != 0) - pSSID = (PWLAN_IE_SSID) pbyDesireSSID; - } - - if (pbyBSSID != NULL) { - /* match BSSID first */ - for (ii = 0; ii < MAX_BSS_NUM; ii++) { - pCurrBSS = &(pMgmt->sBSSList[ii]); - if (!pDevice->bLinkPass) - pCurrBSS->bSelected = false; - if ((pCurrBSS->bActive) && - (!pCurrBSS->bSelected)) { - if (ether_addr_equal(pCurrBSS->abyBSSID, - pbyBSSID)) { - if (pSSID != NULL) { - /* compare ssid */ - if (!memcmp(pSSID->abySSID, - ((PWLAN_IE_SSID)pCurrBSS->abySSID)->abySSID, - pSSID->len)) { - if ((pMgmt->eConfigMode == WMAC_CONFIG_AUTO) || - ((pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) && WLAN_GET_CAP_INFO_IBSS(pCurrBSS->wCapInfo)) || - ((pMgmt->eConfigMode == WMAC_CONFIG_ESS_STA) && WLAN_GET_CAP_INFO_ESS(pCurrBSS->wCapInfo)) -) { - pCurrBSS->bSelected = true; - return pCurrBSS; - } - } - } else { - if ((pMgmt->eConfigMode == WMAC_CONFIG_AUTO) || - ((pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) && WLAN_GET_CAP_INFO_IBSS(pCurrBSS->wCapInfo)) || - ((pMgmt->eConfigMode == WMAC_CONFIG_ESS_STA) && WLAN_GET_CAP_INFO_ESS(pCurrBSS->wCapInfo)) -) { - pCurrBSS->bSelected = true; - return pCurrBSS; - } - } - } - } - } - } else { - /* ignore BSSID */ - for (ii = 0; ii < MAX_BSS_NUM; ii++) { - pCurrBSS = &(pMgmt->sBSSList[ii]); - /* 2007-0721-01<Add>by MikeLiu */ - pCurrBSS->bSelected = false; - if (pCurrBSS->bActive) { - if (pSSID != NULL) { - /* matched SSID */ - if (!!memcmp(pSSID->abySSID, - ((PWLAN_IE_SSID)pCurrBSS->abySSID)->abySSID, - pSSID->len) || - (pSSID->len != ((PWLAN_IE_SSID)pCurrBSS->abySSID)->len)) { - /* SSID not match skip this BSS */ - continue; - } - } - if (((pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) && WLAN_GET_CAP_INFO_ESS(pCurrBSS->wCapInfo)) || - ((pMgmt->eConfigMode == WMAC_CONFIG_ESS_STA) && WLAN_GET_CAP_INFO_IBSS(pCurrBSS->wCapInfo)) -) { - /* Type not match skip this BSS */ - pr_debug("BSS type mismatch.... Config[%d] BSS[0x%04x]\n", - pMgmt->eConfigMode, - pCurrBSS->wCapInfo); - continue; - } - - if (ePhyType != PHY_TYPE_AUTO) { - if (((ePhyType == PHY_TYPE_11A) && (PHY_TYPE_11A != pCurrBSS->eNetworkTypeInUse)) || - ((ePhyType != PHY_TYPE_11A) && (PHY_TYPE_11A == pCurrBSS->eNetworkTypeInUse))) { - /* PhyType not match skip this BSS */ - pr_debug("Physical type mismatch.... ePhyType[%d] BSS[%d]\n", - ePhyType, - pCurrBSS->eNetworkTypeInUse); - continue; - } - } - - if (pSelect == NULL) { - pSelect = pCurrBSS; - } else { - /* compare RSSI, select signal strong one */ - if (pCurrBSS->uRSSI < pSelect->uRSSI) - pSelect = pCurrBSS; - } - } - } - if (pSelect != NULL) { - pSelect->bSelected = true; - return pSelect; - } - } - return NULL; -} - -/*+ - * - * Routine Description: - * Clear BSS List - * - * Return Value: - * None. - * - -*/ - -void -BSSvClearBSSList( - void *hDeviceContext, - bool bKeepCurrBSSID -) -{ - struct vnt_private *pDevice = hDeviceContext; - PSMgmtObject pMgmt = pDevice->pMgmt; - unsigned int ii; - - for (ii = 0; ii < MAX_BSS_NUM; ii++) { - if (bKeepCurrBSSID) { - if (pMgmt->sBSSList[ii].bActive && - ether_addr_equal(pMgmt->sBSSList[ii].abyBSSID, - pMgmt->abyCurrBSSID)) { - continue; - } - } - - if ((pMgmt->sBSSList[ii].bActive) && (pMgmt->sBSSList[ii].uClearCount < BSS_CLEAR_COUNT)) { - pMgmt->sBSSList[ii].uClearCount++; - continue; - } - - pMgmt->sBSSList[ii].bActive = false; - memset(&pMgmt->sBSSList[ii], 0, sizeof(KnownBSS)); - } - BSSvClearAnyBSSJoinRecord(pDevice); -} - -/*+ - * - * Routine Description: - * search BSS list by BSSID & SSID if matched - * - * Return Value: - * true if found. - * - -*/ -PKnownBSS -BSSpAddrIsInBSSList( - void *hDeviceContext, - unsigned char *abyBSSID, - PWLAN_IE_SSID pSSID -) -{ - struct vnt_private *pDevice = hDeviceContext; - PSMgmtObject pMgmt = pDevice->pMgmt; - PKnownBSS pBSSList = NULL; - unsigned int ii; - - for (ii = 0; ii < MAX_BSS_NUM; ii++) { - pBSSList = &(pMgmt->sBSSList[ii]); - if (pBSSList->bActive) { - if (ether_addr_equal(pBSSList->abyBSSID, abyBSSID)) { - if (pSSID->len == ((PWLAN_IE_SSID)pBSSList->abySSID)->len) { - if (memcmp(pSSID->abySSID, - ((PWLAN_IE_SSID)pBSSList->abySSID)->abySSID, - pSSID->len) == 0) - return pBSSList; - } - } - } - } - - return NULL; -}; - -/*+ - * - * Routine Description: - * Insert a BSS set into known BSS list - * - * Return Value: - * true if success. - * - -*/ - -bool -BSSbInsertToBSSList( - void *hDeviceContext, - unsigned char *abyBSSIDAddr, - __le64 qwTimestamp, - unsigned short wBeaconInterval, - unsigned short wCapInfo, - unsigned char byCurrChannel, - PWLAN_IE_SSID pSSID, - PWLAN_IE_SUPP_RATES pSuppRates, - PWLAN_IE_SUPP_RATES pExtSuppRates, - PERPObject psERP, - PWLAN_IE_RSN pRSN, - PWLAN_IE_RSN_EXT pRSNWPA, - PWLAN_IE_COUNTRY pIE_Country, - PWLAN_IE_QUIET pIE_Quiet, - unsigned int uIELength, - unsigned char *pbyIEs, - void *pRxPacketContext -) -{ - struct vnt_private *pDevice = hDeviceContext; - PSMgmtObject pMgmt = pDevice->pMgmt; - PSRxMgmtPacket pRxPacket = (PSRxMgmtPacket)pRxPacketContext; - PKnownBSS pBSSList = NULL; - unsigned int ii; - bool bParsingQuiet = false; - PWLAN_IE_QUIET pQuiet = NULL; - - pBSSList = (PKnownBSS)&(pMgmt->sBSSList[0]); - - for (ii = 0; ii < MAX_BSS_NUM; ii++) { - pBSSList = (PKnownBSS)&(pMgmt->sBSSList[ii]); - if (!pBSSList->bActive) - break; - } - - if (ii == MAX_BSS_NUM) { - pr_debug("Get free KnowBSS node failed\n"); - return false; - } - /* save the BSS info */ - pBSSList->bActive = true; - memcpy(pBSSList->abyBSSID, abyBSSIDAddr, WLAN_BSSID_LEN); - pBSSList->qwBSSTimestamp = le64_to_cpu(qwTimestamp); - pBSSList->wBeaconInterval = cpu_to_le16(wBeaconInterval); - pBSSList->wCapInfo = cpu_to_le16(wCapInfo); - pBSSList->uClearCount = 0; - - if (pSSID->len > WLAN_SSID_MAXLEN) - pSSID->len = WLAN_SSID_MAXLEN; - memcpy(pBSSList->abySSID, pSSID, pSSID->len + WLAN_IEHDR_LEN); - - pBSSList->uChannel = byCurrChannel; - - if (pSuppRates->len > WLAN_RATES_MAXLEN) - pSuppRates->len = WLAN_RATES_MAXLEN; - memcpy(pBSSList->abySuppRates, pSuppRates, pSuppRates->len + WLAN_IEHDR_LEN); - - if (pExtSuppRates != NULL) { - if (pExtSuppRates->len > WLAN_RATES_MAXLEN) - pExtSuppRates->len = WLAN_RATES_MAXLEN; - memcpy(pBSSList->abyExtSuppRates, pExtSuppRates, pExtSuppRates->len + WLAN_IEHDR_LEN); - pr_debug("BSSbInsertToBSSList: pExtSuppRates->len = %d\n", - pExtSuppRates->len); - - } else { - memset(pBSSList->abyExtSuppRates, 0, WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1); - } - pBSSList->sERP.byERP = psERP->byERP; - pBSSList->sERP.bERPExist = psERP->bERPExist; - - /* check if BSS is 802.11a/b/g */ - if (pBSSList->uChannel > CB_MAX_CHANNEL_24G) { - pBSSList->eNetworkTypeInUse = PHY_TYPE_11A; - } else { - if (pBSSList->sERP.bERPExist) - pBSSList->eNetworkTypeInUse = PHY_TYPE_11G; - else - pBSSList->eNetworkTypeInUse = PHY_TYPE_11B; - } - - pBSSList->byRxRate = pRxPacket->byRxRate; - pBSSList->qwLocalTSF = pRxPacket->qwLocalTSF; - pBSSList->uRSSI = pRxPacket->uRSSI; - pBSSList->bySQ = pRxPacket->bySQ; - - if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) && - (pMgmt->eCurrState == WMAC_STATE_ASSOC)) { - /* assoc with BSS */ - if (pBSSList == pMgmt->pCurrBSS) - bParsingQuiet = true; - } - - WPA_ClearRSN(pBSSList); - - if (pRSNWPA != NULL) { - unsigned int uLen = pRSNWPA->len + 2; - - if (uLen <= (uIELength - (unsigned int)((unsigned char *)pRSNWPA - pbyIEs))) { - pBSSList->wWPALen = uLen; - memcpy(pBSSList->byWPAIE, pRSNWPA, uLen); - WPA_ParseRSN(pBSSList, pRSNWPA); - } - } - - WPA2_ClearRSN(pBSSList); - - if (pRSN != NULL) { - unsigned int uLen = pRSN->len + 2; - - if (uLen <= (uIELength - (unsigned int)((unsigned char *)pRSN - pbyIEs))) { - pBSSList->wRSNLen = uLen; - memcpy(pBSSList->byRSNIE, pRSN, uLen); - WPA2vParseRSN(pBSSList, pRSN); - } - } - - if ((pMgmt->eAuthenMode == WMAC_AUTH_WPA2) || pBSSList->bWPA2Valid) { - PSKeyItem pTransmitKey = NULL; - bool bIs802_1x = false; - - for (ii = 0; ii < pBSSList->wAKMSSAuthCount; ii++) { - if (pBSSList->abyAKMSSAuthType[ii] == WLAN_11i_AKMSS_802_1X) { - bIs802_1x = true; - break; - } - } - if (bIs802_1x && (pSSID->len == ((PWLAN_IE_SSID)pMgmt->abyDesireSSID)->len) && - (!memcmp(pSSID->abySSID, ((PWLAN_IE_SSID)pMgmt->abyDesireSSID)->abySSID, pSSID->len))) { - bAdd_PMKID_Candidate((void *)pDevice, pBSSList->abyBSSID, &pBSSList->sRSNCapObj); - - if (pDevice->bLinkPass && (pMgmt->eCurrState == WMAC_STATE_ASSOC)) { - if (KeybGetTransmitKey(&(pDevice->sKey), pDevice->abyBSSID, PAIRWISE_KEY, &pTransmitKey) || - KeybGetTransmitKey(&(pDevice->sKey), pDevice->abyBSSID, GROUP_KEY, &pTransmitKey)) { - pDevice->gsPMKIDCandidate.StatusType = Ndis802_11StatusType_PMKID_CandidateList; - pDevice->gsPMKIDCandidate.Version = 1; - - } - - } - } - } - - if (pDevice->bUpdateBBVGA) { - /* monitor if RSSI is too strong */ - pBSSList->byRSSIStatCnt = 0; - RFvRSSITodBm(pDevice, (unsigned char)(pRxPacket->uRSSI), &pBSSList->ldBmMAX); - pBSSList->ldBmAverage[0] = pBSSList->ldBmMAX; - for (ii = 1; ii < RSSI_STAT_COUNT; ii++) - pBSSList->ldBmAverage[ii] = 0; - } - - if ((pIE_Country != NULL) && pMgmt->b11hEnable) { - set_country_info(pMgmt->pAdapter, pBSSList->eNetworkTypeInUse, - pIE_Country); - } - - if (bParsingQuiet && (pIE_Quiet != NULL)) { - if ((((PWLAN_IE_QUIET)pIE_Quiet)->len == 8) && - (((PWLAN_IE_QUIET)pIE_Quiet)->byQuietCount != 0)) { - /* valid EID */ - if (pQuiet == NULL) { - pQuiet = (PWLAN_IE_QUIET)pIE_Quiet; - CARDbSetQuiet(pMgmt->pAdapter, - true, - pQuiet->byQuietCount, - pQuiet->byQuietPeriod, - *((unsigned short *)pQuiet->abyQuietDuration), - *((unsigned short *)pQuiet->abyQuietOffset) -); - } else { - pQuiet = (PWLAN_IE_QUIET)pIE_Quiet; - CARDbSetQuiet(pMgmt->pAdapter, - false, - pQuiet->byQuietCount, - pQuiet->byQuietPeriod, - *((unsigned short *)pQuiet->abyQuietDuration), - *((unsigned short *)pQuiet->abyQuietOffset) - ); - } - } - } - - if (bParsingQuiet && (pQuiet != NULL)) - CARDbStartQuiet(pMgmt->pAdapter); - - pBSSList->uIELength = uIELength; - if (pBSSList->uIELength > WLAN_BEACON_FR_MAXLEN) - pBSSList->uIELength = WLAN_BEACON_FR_MAXLEN; - memcpy(pBSSList->abyIEs, pbyIEs, pBSSList->uIELength); - - return true; -} - -/*+ - * - * Routine Description: - * Update BSS set in known BSS list - * - * Return Value: - * true if success. - * - -*/ -/* TODO: input structure modify */ - -bool -BSSbUpdateToBSSList( - void *hDeviceContext, - __le64 qwTimestamp, - unsigned short wBeaconInterval, - unsigned short wCapInfo, - unsigned char byCurrChannel, - bool bChannelHit, - PWLAN_IE_SSID pSSID, - PWLAN_IE_SUPP_RATES pSuppRates, - PWLAN_IE_SUPP_RATES pExtSuppRates, - PERPObject psERP, - PWLAN_IE_RSN pRSN, - PWLAN_IE_RSN_EXT pRSNWPA, - PWLAN_IE_COUNTRY pIE_Country, - PWLAN_IE_QUIET pIE_Quiet, - PKnownBSS pBSSList, - unsigned int uIELength, - unsigned char *pbyIEs, - void *pRxPacketContext -) -{ - int ii; - struct vnt_private *pDevice = hDeviceContext; - PSMgmtObject pMgmt = pDevice->pMgmt; - PSRxMgmtPacket pRxPacket = (PSRxMgmtPacket)pRxPacketContext; - long ldBm; - bool bParsingQuiet = false; - PWLAN_IE_QUIET pQuiet = NULL; - - if (pBSSList == NULL) - return false; - - pBSSList->qwBSSTimestamp = le64_to_cpu(qwTimestamp); - pBSSList->wBeaconInterval = cpu_to_le16(wBeaconInterval); - pBSSList->wCapInfo = cpu_to_le16(wCapInfo); - pBSSList->uClearCount = 0; - pBSSList->uChannel = byCurrChannel; - - if (pSSID->len > WLAN_SSID_MAXLEN) - pSSID->len = WLAN_SSID_MAXLEN; - - if ((pSSID->len != 0) && (pSSID->abySSID[0] != 0)) - memcpy(pBSSList->abySSID, pSSID, pSSID->len + WLAN_IEHDR_LEN); - memcpy(pBSSList->abySuppRates, pSuppRates, pSuppRates->len + WLAN_IEHDR_LEN); - - if (pExtSuppRates != NULL) - memcpy(pBSSList->abyExtSuppRates, pExtSuppRates, pExtSuppRates->len + WLAN_IEHDR_LEN); - else - memset(pBSSList->abyExtSuppRates, 0, WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1); - pBSSList->sERP.byERP = psERP->byERP; - pBSSList->sERP.bERPExist = psERP->bERPExist; - - /* check if BSS is 802.11a/b/g */ - if (pBSSList->uChannel > CB_MAX_CHANNEL_24G) { - pBSSList->eNetworkTypeInUse = PHY_TYPE_11A; - } else { - if (pBSSList->sERP.bERPExist) - pBSSList->eNetworkTypeInUse = PHY_TYPE_11G; - else - pBSSList->eNetworkTypeInUse = PHY_TYPE_11B; - } - - pBSSList->byRxRate = pRxPacket->byRxRate; - pBSSList->qwLocalTSF = pRxPacket->qwLocalTSF; - if (bChannelHit) - pBSSList->uRSSI = pRxPacket->uRSSI; - pBSSList->bySQ = pRxPacket->bySQ; - - if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) && - (pMgmt->eCurrState == WMAC_STATE_ASSOC)) { - /* assoc with BSS */ - if (pBSSList == pMgmt->pCurrBSS) - bParsingQuiet = true; - } - - WPA_ClearRSN(pBSSList); /* mike update */ - - if (pRSNWPA != NULL) { - unsigned int uLen = pRSNWPA->len + 2; - - if (uLen <= (uIELength - (unsigned int)((unsigned char *)pRSNWPA - pbyIEs))) { - pBSSList->wWPALen = uLen; - memcpy(pBSSList->byWPAIE, pRSNWPA, uLen); - WPA_ParseRSN(pBSSList, pRSNWPA); - } - } - - WPA2_ClearRSN(pBSSList); /* mike update */ - - if (pRSN != NULL) { - unsigned int uLen = pRSN->len + 2; - - if (uLen <= (uIELength - (unsigned int)((unsigned char *)pRSN - pbyIEs))) { - pBSSList->wRSNLen = uLen; - memcpy(pBSSList->byRSNIE, pRSN, uLen); - WPA2vParseRSN(pBSSList, pRSN); - } - } - - if (pRxPacket->uRSSI != 0) { - RFvRSSITodBm(pDevice, (unsigned char)(pRxPacket->uRSSI), &ldBm); - /* monitor if RSSI is too strong */ - pBSSList->byRSSIStatCnt++; - pBSSList->byRSSIStatCnt %= RSSI_STAT_COUNT; - pBSSList->ldBmAverage[pBSSList->byRSSIStatCnt] = ldBm; - for (ii = 0; ii < RSSI_STAT_COUNT; ii++) { - if (pBSSList->ldBmAverage[ii] != 0) - pBSSList->ldBmMAX = max(pBSSList->ldBmAverage[ii], ldBm); - } - } - - if ((pIE_Country != NULL) && pMgmt->b11hEnable) { - set_country_info(pMgmt->pAdapter, pBSSList->eNetworkTypeInUse, - pIE_Country); - } - - if (bParsingQuiet && (pIE_Quiet != NULL)) { - if ((((PWLAN_IE_QUIET)pIE_Quiet)->len == 8) && - (((PWLAN_IE_QUIET)pIE_Quiet)->byQuietCount != 0)) { - /* valid EID */ - if (pQuiet == NULL) { - pQuiet = (PWLAN_IE_QUIET)pIE_Quiet; - CARDbSetQuiet(pMgmt->pAdapter, - true, - pQuiet->byQuietCount, - pQuiet->byQuietPeriod, - *((unsigned short *)pQuiet->abyQuietDuration), - *((unsigned short *)pQuiet->abyQuietOffset) -); - } else { - pQuiet = (PWLAN_IE_QUIET)pIE_Quiet; - CARDbSetQuiet(pMgmt->pAdapter, - false, - pQuiet->byQuietCount, - pQuiet->byQuietPeriod, - *((unsigned short *)pQuiet->abyQuietDuration), - *((unsigned short *)pQuiet->abyQuietOffset) - ); - } - } - } - - if (bParsingQuiet && (pQuiet != NULL)) - CARDbStartQuiet(pMgmt->pAdapter); - - pBSSList->uIELength = uIELength; - if (pBSSList->uIELength > WLAN_BEACON_FR_MAXLEN) - pBSSList->uIELength = WLAN_BEACON_FR_MAXLEN; - memcpy(pBSSList->abyIEs, pbyIEs, pBSSList->uIELength); - - return true; -} - -/*+ - * - * Routine Description: - * Search Node DB table to find the index of matched DstAddr - * - * Return Value: - * None - * - -*/ - -bool -BSSDBbIsSTAInNodeDB(void *pMgmtObject, unsigned char *abyDstAddr, - unsigned int *puNodeIndex) -{ - PSMgmtObject pMgmt = (PSMgmtObject) pMgmtObject; - unsigned int ii; - - /* Index = 0 reserved for AP Node */ - for (ii = 1; ii < (MAX_NODE_NUM + 1); ii++) { - if (pMgmt->sNodeDBTable[ii].bActive) { - if (ether_addr_equal(abyDstAddr, - pMgmt->sNodeDBTable[ii].abyMACAddr)) { - *puNodeIndex = ii; - return true; - } - } - } - - return false; -}; - -/*+ - * - * Routine Description: - * Find an empty node and allocat it; if there is no empty node, - * then use the most inactive one. - * - * Return Value: - * None - * - -*/ -void -BSSvCreateOneNode(void *hDeviceContext, unsigned int *puNodeIndex) -{ - struct vnt_private *pDevice = hDeviceContext; - PSMgmtObject pMgmt = pDevice->pMgmt; - unsigned int ii; - unsigned int BigestCount = 0; - unsigned int SelectIndex; - struct sk_buff *skb; - /* - * Index = 0 reserved for AP Node (In STA mode) - * Index = 0 reserved for Broadcast/MultiCast (In AP mode) - */ - SelectIndex = 1; - for (ii = 1; ii < (MAX_NODE_NUM + 1); ii++) { - if (pMgmt->sNodeDBTable[ii].bActive) { - if (pMgmt->sNodeDBTable[ii].uInActiveCount > BigestCount) { - BigestCount = pMgmt->sNodeDBTable[ii].uInActiveCount; - SelectIndex = ii; - } - } else { - break; - } - } - - /* if not found replace uInActiveCount is largest one */ - if (ii == (MAX_NODE_NUM + 1)) { - *puNodeIndex = SelectIndex; - pr_info("Replace inactive node = %d\n", SelectIndex); - /* clear ps buffer */ - if (pMgmt->sNodeDBTable[*puNodeIndex].sTxPSQueue.next != NULL) { - while ((skb = skb_dequeue(&pMgmt->sNodeDBTable[*puNodeIndex].sTxPSQueue)) != NULL) - dev_kfree_skb(skb); - } - } else { - *puNodeIndex = ii; - } - - memset(&pMgmt->sNodeDBTable[*puNodeIndex], 0, sizeof(KnownNodeDB)); - pMgmt->sNodeDBTable[*puNodeIndex].bActive = true; - pMgmt->sNodeDBTable[*puNodeIndex].uRatePollTimeout = FALLBACK_POLL_SECOND; - /* for AP mode PS queue */ - skb_queue_head_init(&pMgmt->sNodeDBTable[*puNodeIndex].sTxPSQueue); - pMgmt->sNodeDBTable[*puNodeIndex].byAuthSequence = 0; - pMgmt->sNodeDBTable[*puNodeIndex].wEnQueueCnt = 0; - pr_debug("Create node index = %d\n", ii); - return; -}; - -/*+ - * - * Routine Description: - * Remove Node by NodeIndex - * - * - * Return Value: - * None - * - -*/ -void -BSSvRemoveOneNode( - void *hDeviceContext, - unsigned int uNodeIndex -) -{ - struct vnt_private *pDevice = hDeviceContext; - PSMgmtObject pMgmt = pDevice->pMgmt; - unsigned char byMask[8] = {1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80}; - struct sk_buff *skb; - - while ((skb = skb_dequeue(&pMgmt->sNodeDBTable[uNodeIndex].sTxPSQueue)) != NULL) - dev_kfree_skb(skb); - /* clear context */ - memset(&pMgmt->sNodeDBTable[uNodeIndex], 0, sizeof(KnownNodeDB)); - /* clear tx bit map */ - pMgmt->abyPSTxMap[pMgmt->sNodeDBTable[uNodeIndex].wAID >> 3] &= ~byMask[pMgmt->sNodeDBTable[uNodeIndex].wAID & 7]; - - return; -}; -/*+ - * - * Routine Description: - * Update AP Node content in Index 0 of KnownNodeDB - * - * - * Return Value: - * None - * - -*/ - -void -BSSvUpdateAPNode( - void *hDeviceContext, - unsigned short *pwCapInfo, - PWLAN_IE_SUPP_RATES pSuppRates, - PWLAN_IE_SUPP_RATES pExtSuppRates -) -{ - struct vnt_private *pDevice = hDeviceContext; - PSMgmtObject pMgmt = pDevice->pMgmt; - unsigned int uRateLen = WLAN_RATES_MAXLEN; - - memset(&pMgmt->sNodeDBTable[0], 0, sizeof(KnownNodeDB)); - - pMgmt->sNodeDBTable[0].bActive = true; - if (pDevice->eCurrentPHYType == PHY_TYPE_11B) - uRateLen = WLAN_RATES_MAXLEN_11B; - pMgmt->abyCurrSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)pSuppRates, - (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates, - uRateLen); - pMgmt->abyCurrExtSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)pExtSuppRates, - (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates, - uRateLen); - RATEvParseMaxRate((void *)pDevice, - (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates, - (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates, - true, - &(pMgmt->sNodeDBTable[0].wMaxBasicRate), - &(pMgmt->sNodeDBTable[0].wMaxSuppRate), - &(pMgmt->sNodeDBTable[0].wSuppRate), - &(pMgmt->sNodeDBTable[0].byTopCCKBasicRate), - &(pMgmt->sNodeDBTable[0].byTopOFDMBasicRate) -); - memcpy(pMgmt->sNodeDBTable[0].abyMACAddr, pMgmt->abyCurrBSSID, WLAN_ADDR_LEN); - pMgmt->sNodeDBTable[0].wTxDataRate = pMgmt->sNodeDBTable[0].wMaxSuppRate; - pMgmt->sNodeDBTable[0].bShortPreamble = WLAN_GET_CAP_INFO_SHORTPREAMBLE(*pwCapInfo); - pMgmt->sNodeDBTable[0].uRatePollTimeout = FALLBACK_POLL_SECOND; - netdev_dbg(pDevice->dev, "BSSvUpdateAPNode:MaxSuppRate is %d\n", - pMgmt->sNodeDBTable[0].wMaxSuppRate); - /* auto rate fallback function initiation */ - pr_debug("pMgmt->sNodeDBTable[0].wTxDataRate = %d\n", - pMgmt->sNodeDBTable[0].wTxDataRate); -}; - -/*+ - * - * Routine Description: - * Add Multicast Node content in Index 0 of KnownNodeDB - * - * - * Return Value: - * None - * - -*/ - -void -BSSvAddMulticastNode( - void *hDeviceContext -) -{ - struct vnt_private *pDevice = hDeviceContext; - PSMgmtObject pMgmt = pDevice->pMgmt; - - if (!pDevice->bEnableHostWEP) - memset(&pMgmt->sNodeDBTable[0], 0, sizeof(KnownNodeDB)); - memset(pMgmt->sNodeDBTable[0].abyMACAddr, 0xff, WLAN_ADDR_LEN); - pMgmt->sNodeDBTable[0].bActive = true; - pMgmt->sNodeDBTable[0].bPSEnable = false; - skb_queue_head_init(&pMgmt->sNodeDBTable[0].sTxPSQueue); - RATEvParseMaxRate((void *)pDevice, - (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates, - (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates, - true, - &(pMgmt->sNodeDBTable[0].wMaxBasicRate), - &(pMgmt->sNodeDBTable[0].wMaxSuppRate), - &(pMgmt->sNodeDBTable[0].wSuppRate), - &(pMgmt->sNodeDBTable[0].byTopCCKBasicRate), - &(pMgmt->sNodeDBTable[0].byTopOFDMBasicRate) -); - pMgmt->sNodeDBTable[0].wTxDataRate = pMgmt->sNodeDBTable[0].wMaxBasicRate; - netdev_dbg(pDevice->dev, - "BSSvAddMultiCastNode:pMgmt->sNodeDBTable[0].wTxDataRate is %d\n", - pMgmt->sNodeDBTable[0].wTxDataRate); - pMgmt->sNodeDBTable[0].uRatePollTimeout = FALLBACK_POLL_SECOND; -}; - -/*+ - * - * Routine Description: - * - * - * Second call back function to update Node DB info & AP link status - * - * - * Return Value: - * none. - * - -*/ -void -BSSvSecondCallBack( - void *hDeviceContext -) -{ - struct vnt_private *pDevice = hDeviceContext; - PSMgmtObject pMgmt = pDevice->pMgmt; - unsigned int ii; - PWLAN_IE_SSID pItemSSID, pCurrSSID; - unsigned int uSleepySTACnt = 0; - unsigned int uNonShortSlotSTACnt = 0; - unsigned int uLongPreambleSTACnt = 0; - viawget_wpa_header *wpahdr; /* DavidWang */ - - spin_lock_irq(&pDevice->lock); - - pDevice->uAssocCount = 0; - - pDevice->byERPFlag &= - ~(WLAN_SET_ERP_BARKER_MODE(1) | WLAN_SET_ERP_NONERP_PRESENT(1)); - - if (pDevice->wUseProtectCntDown > 0) { - pDevice->wUseProtectCntDown--; - } else { - /* disable protect mode */ - pDevice->byERPFlag &= ~(WLAN_SET_ERP_USE_PROTECTION(1)); - } - - if (pDevice->eCommandState == WLAN_ASSOCIATE_WAIT) { - pDevice->byReAssocCount++; - /* 10 sec timeout */ - if ((pDevice->byReAssocCount > 10) && (!pDevice->bLinkPass)) { - netdev_info(pDevice->dev, "Re-association timeout!!!\n"); - pDevice->byReAssocCount = 0; -#ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT - { - union iwreq_data wrqu; - - memset(&wrqu, 0, sizeof(wrqu)); - wrqu.ap_addr.sa_family = ARPHRD_ETHER; - PRINT_K("wireless_send_event--->SIOCGIWAP(disassociated)\n"); - wireless_send_event(pDevice->dev, SIOCGIWAP, &wrqu, NULL); - } -#endif - } else if (pDevice->bLinkPass) - pDevice->byReAssocCount = 0; - } - -#ifdef Calcu_LinkQual - s_uCalculateLinkQual((void *)pDevice); -#endif - - for (ii = 0; ii < (MAX_NODE_NUM + 1); ii++) { - if (pMgmt->sNodeDBTable[ii].bActive) { - /* increase in-activity counter */ - pMgmt->sNodeDBTable[ii].uInActiveCount++; - - if (ii > 0) { - if (pMgmt->sNodeDBTable[ii].uInActiveCount > MAX_INACTIVE_COUNT) { - BSSvRemoveOneNode(pDevice, ii); - pr_debug("Inactive timeout [%d] sec, STA index = [%d] remove\n", - MAX_INACTIVE_COUNT, ii); - continue; - } - - if (pMgmt->sNodeDBTable[ii].eNodeState >= NODE_ASSOC) { - pDevice->uAssocCount++; - - /* check if Non ERP exist */ - if (pMgmt->sNodeDBTable[ii].uInActiveCount < ERP_RECOVER_COUNT) { - if (!pMgmt->sNodeDBTable[ii].bShortPreamble) { - pDevice->byERPFlag |= WLAN_SET_ERP_BARKER_MODE(1); - uLongPreambleSTACnt++; - } - if (!pMgmt->sNodeDBTable[ii].bERPExist) { - pDevice->byERPFlag |= WLAN_SET_ERP_NONERP_PRESENT(1); - pDevice->byERPFlag |= WLAN_SET_ERP_USE_PROTECTION(1); - } - if (!pMgmt->sNodeDBTable[ii].bShortSlotTime) - uNonShortSlotSTACnt++; - } - } - - /* check if any STA in PS mode */ - if (pMgmt->sNodeDBTable[ii].bPSEnable) - uSleepySTACnt++; - - } - - /* rate fallback check */ - if (!pDevice->bFixRate) { - if (ii > 0) { - /* ii = 0 for multicast node (AP & Adhoc) */ - RATEvTxRateFallBack((void *)pDevice, &(pMgmt->sNodeDBTable[ii])); - } else { - /* ii = 0 reserved for unicast AP node (Infra STA) */ - if (pMgmt->eCurrMode == WMAC_MODE_ESS_STA) - netdev_dbg(pDevice->dev, - "SecondCallback:Before:TxDataRate is %d\n", - pMgmt->sNodeDBTable[0].wTxDataRate); - RATEvTxRateFallBack((void *)pDevice, &(pMgmt->sNodeDBTable[ii])); - netdev_dbg(pDevice->dev, - "SecondCallback:After:TxDataRate is %d\n", - pMgmt->sNodeDBTable[0].wTxDataRate); - - } - - } - - /* check if pending PS queue */ - if (pMgmt->sNodeDBTable[ii].wEnQueueCnt != 0) { - pr_debug("Index= %d, Queue = %d pending\n", - ii, - pMgmt->sNodeDBTable[ii].wEnQueueCnt); - if ((ii > 0) && (pMgmt->sNodeDBTable[ii].wEnQueueCnt > 15)) { - BSSvRemoveOneNode(pDevice, ii); - pr_info("Pending many queues PS STA Index = %d remove\n", - ii); - continue; - } - } - } - - } - - if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) && (pDevice->eCurrentPHYType == PHY_TYPE_11G)) { - /* on/off protect mode */ - if (WLAN_GET_ERP_USE_PROTECTION(pDevice->byERPFlag)) { - if (!pDevice->bProtectMode) { - MACvEnableProtectMD(pDevice->PortOffset); - pDevice->bProtectMode = true; - } - } else { - if (pDevice->bProtectMode) { - MACvDisableProtectMD(pDevice->PortOffset); - pDevice->bProtectMode = false; - } - } - /* on/off short slot time */ - - if (uNonShortSlotSTACnt > 0) { - if (pDevice->bShortSlotTime) { - pDevice->bShortSlotTime = false; - BBvSetShortSlotTime(pDevice); - vUpdateIFS((void *)pDevice); - } - } else { - if (!pDevice->bShortSlotTime) { - pDevice->bShortSlotTime = true; - BBvSetShortSlotTime(pDevice); - vUpdateIFS((void *)pDevice); - } - } - - /* on/off barker long preamble mode */ - - if (uLongPreambleSTACnt > 0) { - if (!pDevice->bBarkerPreambleMd) { - MACvEnableBarkerPreambleMd(pDevice->PortOffset); - pDevice->bBarkerPreambleMd = true; - } - } else { - if (pDevice->bBarkerPreambleMd) { - MACvDisableBarkerPreambleMd(pDevice->PortOffset); - pDevice->bBarkerPreambleMd = false; - } - } - - } - - /* check if any STA in PS mode, enable DTIM multicast deliver */ - if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) { - if (uSleepySTACnt > 0) - pMgmt->sNodeDBTable[0].bPSEnable = true; - else - pMgmt->sNodeDBTable[0].bPSEnable = false; - } - - pItemSSID = (PWLAN_IE_SSID)pMgmt->abyDesireSSID; - pCurrSSID = (PWLAN_IE_SSID)pMgmt->abyCurrSSID; - - if ((pMgmt->eCurrMode == WMAC_MODE_STANDBY) || - (pMgmt->eCurrMode == WMAC_MODE_ESS_STA)) { - /* assoc with BSS */ - if (pMgmt->sNodeDBTable[0].bActive) { - if (pDevice->bUpdateBBVGA) - s_vCheckPreEDThreshold((void *)pDevice); - - if ((pMgmt->sNodeDBTable[0].uInActiveCount >= (LOST_BEACON_COUNT/2)) && - (pDevice->byBBVGACurrent != pDevice->abyBBVGA[0])) { - pDevice->byBBVGANew = pDevice->abyBBVGA[0]; - bScheduleCommand((void *)pDevice, WLAN_CMD_CHANGE_BBSENSITIVITY, NULL); - } - - if (pMgmt->sNodeDBTable[0].uInActiveCount >= LOST_BEACON_COUNT) { - pMgmt->sNodeDBTable[0].bActive = false; - pMgmt->eCurrMode = WMAC_MODE_STANDBY; - pMgmt->eCurrState = WMAC_STATE_IDLE; - netif_stop_queue(pDevice->dev); - pDevice->bLinkPass = false; - pDevice->bRoaming = true; - pr_info("Lost AP beacon [%d] sec, disconnected !\n", - pMgmt->sNodeDBTable[0].uInActiveCount); - if ((pDevice->bWPADEVUp) && (pDevice->skb != NULL)) { - wpahdr = (viawget_wpa_header *)pDevice->skb->data; - wpahdr->type = VIAWGET_DISASSOC_MSG; - wpahdr->resp_ie_len = 0; - wpahdr->req_ie_len = 0; - skb_put(pDevice->skb, sizeof(viawget_wpa_header)); - pDevice->skb->dev = pDevice->wpadev; - skb_reset_mac_header(pDevice->skb); - pDevice->skb->pkt_type = PACKET_HOST; - pDevice->skb->protocol = htons(ETH_P_802_2); - memset(pDevice->skb->cb, 0, sizeof(pDevice->skb->cb)); - netif_rx(pDevice->skb); - pDevice->skb = dev_alloc_skb((int)pDevice->rx_buf_sz); - } -#ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT - { - union iwreq_data wrqu; - - memset(&wrqu, 0, sizeof(wrqu)); - wrqu.ap_addr.sa_family = ARPHRD_ETHER; - PRINT_K("wireless_send_event--->SIOCGIWAP(disassociated)\n"); - wireless_send_event(pDevice->dev, SIOCGIWAP, &wrqu, NULL); - } -#endif - } - } else if (pItemSSID->len != 0) { - if (pDevice->uAutoReConnectTime < 10) { - pDevice->uAutoReConnectTime++; -#ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT - /* - * network manager support need not do - * Roaming scan??? - */ - if (pDevice->bWPASuppWextEnabled) - pDevice->uAutoReConnectTime = 0; -#endif - } else { - /* - * mike use old encryption status - * for wpa reauthentication - */ - if (pDevice->bWPADEVUp) - pDevice->eEncryptionStatus = pDevice->eOldEncryptionStatus; - - pr_debug("Roaming ...\n"); - BSSvClearBSSList((void *)pDevice, pDevice->bLinkPass); - pMgmt->eScanType = WMAC_SCAN_ACTIVE; - bScheduleCommand((void *)pDevice, WLAN_CMD_BSSID_SCAN, pMgmt->abyDesireSSID); - bScheduleCommand((void *)pDevice, WLAN_CMD_SSID, pMgmt->abyDesireSSID); - pDevice->uAutoReConnectTime = 0; - } - } - } - - if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) { - /* if adhoc started which essid is NULL string, rescanning */ - if ((pMgmt->eCurrState == WMAC_STATE_STARTED) && (pCurrSSID->len == 0)) { - if (pDevice->uAutoReConnectTime < 10) { - pDevice->uAutoReConnectTime++; - } else { - pr_info("Adhoc re-scanning ...\n"); - pMgmt->eScanType = WMAC_SCAN_ACTIVE; - bScheduleCommand((void *)pDevice, WLAN_CMD_BSSID_SCAN, NULL); - bScheduleCommand((void *)pDevice, WLAN_CMD_SSID, NULL); - pDevice->uAutoReConnectTime = 0; - } - } - if (pMgmt->eCurrState == WMAC_STATE_JOINTED) { - if (pDevice->bUpdateBBVGA) - s_vCheckPreEDThreshold((void *)pDevice); - if (pMgmt->sNodeDBTable[0].uInActiveCount >= ADHOC_LOST_BEACON_COUNT) { - pr_info("Lost other STA beacon [%d] sec, started !\n", - pMgmt->sNodeDBTable[0].uInActiveCount); - pMgmt->sNodeDBTable[0].uInActiveCount = 0; - pMgmt->eCurrState = WMAC_STATE_STARTED; - netif_stop_queue(pDevice->dev); - pDevice->bLinkPass = false; - } - } - } - - spin_unlock_irq(&pDevice->lock); - - pMgmt->sTimerSecondCallback.expires = RUN_AT(HZ); - add_timer(&pMgmt->sTimerSecondCallback); -} - -/*+ - * - * Routine Description: - * - * - * Update Tx attemps, Tx failure counter in Node DB - * - * - * Return Value: - * none. - * - -*/ - -void -BSSvUpdateNodeTxCounter( - void *hDeviceContext, - unsigned char byTsr0, - unsigned char byTsr1, - unsigned char *pbyBuffer, - unsigned int uFIFOHeaderSize -) -{ - struct vnt_private *pDevice = hDeviceContext; - PSMgmtObject pMgmt = pDevice->pMgmt; - unsigned int uNodeIndex = 0; - unsigned char byTxRetry = (byTsr0 & TSR0_NCR); - PSTxBufHead pTxBufHead; - PS802_11Header pMACHeader; - unsigned short wRate; - unsigned short wFallBackRate = RATE_1M; - unsigned char byFallBack; - unsigned int ii; - - pTxBufHead = (PSTxBufHead) pbyBuffer; - if (pTxBufHead->wFIFOCtl & FIFOCTL_AUTO_FB_0) - byFallBack = AUTO_FB_0; - else if (pTxBufHead->wFIFOCtl & FIFOCTL_AUTO_FB_1) - byFallBack = AUTO_FB_1; - else - byFallBack = AUTO_FB_NONE; - wRate = pTxBufHead->wReserved; - - /* Only Unicast using support rates */ - if (pTxBufHead->wFIFOCtl & FIFOCTL_NEEDACK) { - pr_debug("wRate %04X, byTsr0 %02X, byTsr1 %02X\n", - wRate, byTsr0, byTsr1); - if (pMgmt->eCurrMode == WMAC_MODE_ESS_STA) { - pMgmt->sNodeDBTable[0].uTxAttempts += 1; - if ((byTsr1 & TSR1_TERR) == 0) { - /* transmit success, TxAttempts at least plus one */ - pMgmt->sNodeDBTable[0].uTxOk[MAX_RATE]++; - if ((byFallBack == AUTO_FB_NONE) || - (wRate < RATE_18M)) { - wFallBackRate = wRate; - } else if (byFallBack == AUTO_FB_0) { - if (byTxRetry < 5) - wFallBackRate = awHWRetry0[wRate-RATE_18M][byTxRetry]; - else - wFallBackRate = awHWRetry0[wRate-RATE_18M][4]; - } else if (byFallBack == AUTO_FB_1) { - if (byTxRetry < 5) - wFallBackRate = awHWRetry1[wRate-RATE_18M][byTxRetry]; - else - wFallBackRate = awHWRetry1[wRate-RATE_18M][4]; - } - pMgmt->sNodeDBTable[0].uTxOk[wFallBackRate]++; - } else { - pMgmt->sNodeDBTable[0].uTxFailures++; - } - pMgmt->sNodeDBTable[0].uTxRetry += byTxRetry; - if (byTxRetry != 0) { - pMgmt->sNodeDBTable[0].uTxFail[MAX_RATE] += byTxRetry; - if ((byFallBack == AUTO_FB_NONE) || - (wRate < RATE_18M)) { - pMgmt->sNodeDBTable[0].uTxFail[wRate] += byTxRetry; - } else if (byFallBack == AUTO_FB_0) { - for (ii = 0; ii < byTxRetry; ii++) { - if (ii < 5) - wFallBackRate = awHWRetry0[wRate-RATE_18M][ii]; - else - wFallBackRate = awHWRetry0[wRate-RATE_18M][4]; - pMgmt->sNodeDBTable[0].uTxFail[wFallBackRate]++; - } - } else if (byFallBack == AUTO_FB_1) { - for (ii = 0; ii < byTxRetry; ii++) { - if (ii < 5) - wFallBackRate = awHWRetry1[wRate-RATE_18M][ii]; - else - wFallBackRate = awHWRetry1[wRate-RATE_18M][4]; - pMgmt->sNodeDBTable[0].uTxFail[wFallBackRate]++; - } - } - } - } - - if ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) || - (pMgmt->eCurrMode == WMAC_MODE_ESS_AP)) { - pMACHeader = (PS802_11Header)(pbyBuffer + uFIFOHeaderSize); - - if (BSSDBbIsSTAInNodeDB((void *)pMgmt, &(pMACHeader->abyAddr1[0]), &uNodeIndex)) { - pMgmt->sNodeDBTable[uNodeIndex].uTxAttempts += 1; - if ((byTsr1 & TSR1_TERR) == 0) { - /* transmit success, TxAttempts at least plus one */ - pMgmt->sNodeDBTable[uNodeIndex].uTxOk[MAX_RATE]++; - if ((byFallBack == AUTO_FB_NONE) || - (wRate < RATE_18M)) { - wFallBackRate = wRate; - } else if (byFallBack == AUTO_FB_0) { - if (byTxRetry < 5) - wFallBackRate = awHWRetry0[wRate-RATE_18M][byTxRetry]; - else - wFallBackRate = awHWRetry0[wRate-RATE_18M][4]; - } else if (byFallBack == AUTO_FB_1) { - if (byTxRetry < 5) - wFallBackRate = awHWRetry1[wRate-RATE_18M][byTxRetry]; - else - wFallBackRate = awHWRetry1[wRate-RATE_18M][4]; - } - pMgmt->sNodeDBTable[uNodeIndex].uTxOk[wFallBackRate]++; - } else { - pMgmt->sNodeDBTable[uNodeIndex].uTxFailures++; - } - pMgmt->sNodeDBTable[uNodeIndex].uTxRetry += byTxRetry; - if (byTxRetry != 0) { - pMgmt->sNodeDBTable[uNodeIndex].uTxFail[MAX_RATE] += byTxRetry; - if ((byFallBack == AUTO_FB_NONE) || - (wRate < RATE_18M)) { - pMgmt->sNodeDBTable[uNodeIndex].uTxFail[wRate] += byTxRetry; - } else if (byFallBack == AUTO_FB_0) { - for (ii = 0; ii < byTxRetry; ii++) { - if (ii < 5) - wFallBackRate = awHWRetry0[wRate - RATE_18M][ii]; - else - wFallBackRate = awHWRetry0[wRate - RATE_18M][4]; - pMgmt->sNodeDBTable[uNodeIndex].uTxFail[wFallBackRate]++; - } - } else if (byFallBack == AUTO_FB_1) { - for (ii = 0; ii < byTxRetry; ii++) { - if (ii < 5) - wFallBackRate = awHWRetry1[wRate-RATE_18M][ii]; - else - wFallBackRate = awHWRetry1[wRate-RATE_18M][4]; - pMgmt->sNodeDBTable[uNodeIndex].uTxFail[wFallBackRate]++; - } - } - } - } - } - } -} - -/*+ - * - * Routine Description: - * Clear Nodes & skb in DB Table - * - * - * Parameters: - * In: - * hDeviceContext - The adapter context. - * uStartIndex - starting index - * Out: - * none - * - * Return Value: - * None. - * - -*/ - -void -BSSvClearNodeDBTable( - void *hDeviceContext, - unsigned int uStartIndex -) - -{ - struct vnt_private *pDevice = hDeviceContext; - PSMgmtObject pMgmt = pDevice->pMgmt; - struct sk_buff *skb; - unsigned int ii; - - for (ii = uStartIndex; ii < (MAX_NODE_NUM + 1); ii++) { - if (pMgmt->sNodeDBTable[ii].bActive) { - /* check if sTxPSQueue has been initial */ - if (pMgmt->sNodeDBTable[ii].sTxPSQueue.next != NULL) { - while ((skb = skb_dequeue(&pMgmt->sNodeDBTable[ii].sTxPSQueue)) != NULL) { - pr_debug("PS skb != NULL %d\n", ii); - dev_kfree_skb(skb); - } - } - memset(&pMgmt->sNodeDBTable[ii], 0, sizeof(KnownNodeDB)); - } - } - - return; -}; - -void s_vCheckSensitivity( - void *hDeviceContext -) -{ - struct vnt_private *pDevice = hDeviceContext; - PKnownBSS pBSSList = NULL; - PSMgmtObject pMgmt = pDevice->pMgmt; - int ii; - - if ((pDevice->byLocalID <= REV_ID_VT3253_A1) && (pDevice->byRFType == RF_RFMD2959) && - (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA)) { - return; - } - - if ((pMgmt->eCurrState == WMAC_STATE_ASSOC) || - ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) && (pMgmt->eCurrState == WMAC_STATE_JOINTED))) { - pBSSList = BSSpAddrIsInBSSList(pDevice, pMgmt->abyCurrBSSID, (PWLAN_IE_SSID)pMgmt->abyCurrSSID); - if (pBSSList != NULL) { - /* Update BB Reg if RSSI is too strong */ - long LocalldBmAverage = 0; - long uNumofdBm = 0; - - for (ii = 0; ii < RSSI_STAT_COUNT; ii++) { - if (pBSSList->ldBmAverage[ii] != 0) { - uNumofdBm++; - LocalldBmAverage += pBSSList->ldBmAverage[ii]; - } - } - if (uNumofdBm > 0) { - LocalldBmAverage = LocalldBmAverage/uNumofdBm; - for (ii = 0; ii < BB_VGA_LEVEL; ii++) { - pr_debug("LocalldBmAverage:%ld, %ld %02x\n", - LocalldBmAverage, - pDevice->ldBmThreshold[ii], - pDevice->abyBBVGA[ii]); - if (LocalldBmAverage < pDevice->ldBmThreshold[ii]) { - pDevice->byBBVGANew = pDevice->abyBBVGA[ii]; - break; - } - } - if (pDevice->byBBVGANew != pDevice->byBBVGACurrent) { - pDevice->uBBVGADiffCount++; - if (pDevice->uBBVGADiffCount >= BB_VGA_CHANGE_THRESHOLD) - bScheduleCommand((void *)pDevice, WLAN_CMD_CHANGE_BBSENSITIVITY, NULL); - } else { - pDevice->uBBVGADiffCount = 0; - } - } - } - } -} - -void -BSSvClearAnyBSSJoinRecord( - void *hDeviceContext -) -{ - struct vnt_private *pDevice = hDeviceContext; - PSMgmtObject pMgmt = pDevice->pMgmt; - unsigned int ii; - - for (ii = 0; ii < MAX_BSS_NUM; ii++) - pMgmt->sBSSList[ii].bSelected = false; -} - -#ifdef Calcu_LinkQual -void s_uCalculateLinkQual( - void *hDeviceContext -) -{ - struct vnt_private *pDevice = hDeviceContext; - unsigned long TxOkRatio, TxCnt; - unsigned long RxOkRatio, RxCnt; - unsigned long RssiRatio; - long ldBm; - - TxCnt = pDevice->scStatistic.TxNoRetryOkCount + - pDevice->scStatistic.TxRetryOkCount + - pDevice->scStatistic.TxFailCount; - RxCnt = pDevice->scStatistic.RxFcsErrCnt + - pDevice->scStatistic.RxOkCnt; - TxOkRatio = (TxCnt < 6) ? 4000 : ((pDevice->scStatistic.TxNoRetryOkCount * 4000) / TxCnt); - RxOkRatio = (RxCnt < 6) ? 2000 : ((pDevice->scStatistic.RxOkCnt * 2000) / RxCnt); - /* decide link quality */ - if (!pDevice->bLinkPass) { - pDevice->scStatistic.LinkQuality = 0; - pDevice->scStatistic.SignalStren = 0; - } else { - RFvRSSITodBm(pDevice, (unsigned char)(pDevice->uCurrRSSI), &ldBm); - if (-ldBm < 50) - RssiRatio = 4000; - else if (-ldBm > 90) - RssiRatio = 0; - else - RssiRatio = (40-(-ldBm-50))*4000/40; - pDevice->scStatistic.SignalStren = RssiRatio/40; - pDevice->scStatistic.LinkQuality = (RssiRatio+TxOkRatio+RxOkRatio)/100; - } - pDevice->scStatistic.RxFcsErrCnt = 0; - pDevice->scStatistic.RxOkCnt = 0; - pDevice->scStatistic.TxFailCount = 0; - pDevice->scStatistic.TxNoRetryOkCount = 0; - pDevice->scStatistic.TxRetryOkCount = 0; -} -#endif - -void s_vCheckPreEDThreshold( - void *hDeviceContext -) -{ - struct vnt_private *pDevice = hDeviceContext; - PKnownBSS pBSSList = NULL; - PSMgmtObject pMgmt = &(pDevice->sMgmtObj); - - if ((pMgmt->eCurrState == WMAC_STATE_ASSOC) || - ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) && (pMgmt->eCurrState == WMAC_STATE_JOINTED))) { - pBSSList = BSSpAddrIsInBSSList(pDevice, pMgmt->abyCurrBSSID, (PWLAN_IE_SSID)pMgmt->abyCurrSSID); - if (pBSSList != NULL) - pDevice->byBBPreEDRSSI = (unsigned char) (~(pBSSList->ldBmAverRange) + 1); - } -} |